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ubuntuUbuntuUSN-5053-1
HistoryAug 26, 2021 - 12:00 a.m.

libssh vulnerability

2021-08-2600:00:00
ubuntu.com
90

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

7.9 High

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

0.006 Low

EPSS

Percentile

78.3%

JSON

Releases

  • Ubuntu 21.04
  • Ubuntu 20.04 LTS

Packages

  • libssh - A tiny C SSH library

Details

It was discovered that libssh incorrectly handled rekeying. A remote
attacker could use this issue to cause libssh to crash, resulting in a
denial of service, or possibly execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu21.04noarchlibssh-4< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu21.04noarchlibssh-4-dbgsym< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu21.04noarchlibssh-dev< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu21.04noarchlibssh-doc< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu21.04noarchlibssh-gcrypt-4< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu21.04noarchlibssh-gcrypt-4-dbgsym< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu21.04noarchlibssh-gcrypt-dev< 0.9.5-1ubuntu0.1UNKNOWN
Ubuntu20.04noarchlibssh-4< 0.9.3-2ubuntu2.2UNKNOWN
Ubuntu20.04noarchlibssh-4-dbgsym< 0.9.3-2ubuntu2.2UNKNOWN
Ubuntu20.04noarchlibssh-dev< 0.9.3-2ubuntu2.2UNKNOWN
Rows per page:
1-10 of 141

Related

nessus 16
cve 1
ibm 9
alpinelinux 1
osv 5
openvas 12
oraclelinux 1
altlinux 1
prion 1
veracode 1
mageia 1
freebsd 1
redhatcve 1
fedora 3
debiancve 1
debian 1
cnvd 1
redhat 26
almalinux 1
cbl_mariner 1
rocky 1
ubuntucve 1
rosalinux 1
gentoo 1
oracle 1
nessus
nessus
FreeBSD : libssh -- possible heap-buffer overflow vulnerability (57b1ee25-1a7c-11ec-9376-0800272221cc)
2021-10-01 00:00:00
RHEL 8 : libssh (RHSA-2022:2031)
2022-05-11 00:00:00
EulerOS Virtualization 2.9.1 : libssh (EulerOS-SA-2021-2753)
2021-11-17 00:00:00
cve
cve
CVE-2021-3634
2021-08-31 17:15:00
ibm
ibm
Security Bulletin: IBM App Connect Enterprise Certified Container operands may be vulnerable to arbitrary code execution due to CVE-2021-3634
2022-06-22 10:23:07
Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a heap-based buffer overflow in libssh, caused by improper bounds checking.(CVE-2021-3634).
2023-01-12 21:59:00
Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a denial of service in Python (CVE-2021-3737)
2023-01-12 21:59:00
alpinelinux
alpinelinux
CVE-2021-3634
2021-08-31 17:15:00
osv
osv
Low: libssh security, bug fix, and enhancement update
2022-05-10 08:14:06
libssh - security update
2021-08-31 00:00:00
libssh vulnerability
2021-08-26 15:37:38
openvas
openvas
Fedora: Security Advisory for libssh (FEDORA-2021-ec797b6a96)
2021-10-02 00:00:00
Huawei EulerOS: Security Advisory for libssh (EulerOS-SA-2021-2787)
2021-11-17 00:00:00
Huawei EulerOS: Security Advisory for libssh (EulerOS-SA-2021-2716)
2021-11-12 00:00:00
oraclelinux
oraclelinux
libssh security, bug fix, and enhancement update
2022-05-17 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 9 package libssh version 0.9.6-alt1
2021-09-17 00:00:00
prion
prion
Design/Logic Flaw
2021-08-31 17:15:00
veracode
veracode
Denial Of Service
2021-08-27 21:15:50
mageia
mageia
Updated libssh packages fix security vulnerability
2021-09-23 07:49:29
freebsd
freebsd
libssh -- possible heap-buffer overflow vulnerability
2021-08-26 00:00:00
redhatcve
redhatcve
CVE-2021-3634
2021-08-26 13:32:43
fedora
fedora
[SECURITY] Fedora 35 Update: libssh-0.9.6-1.fc35
2021-09-29 00:20:41
[SECURITY] Fedora 34 Update: libssh-0.9.6-1.fc34
2021-09-29 01:10:26
[SECURITY] Fedora 33 Update: libssh-0.9.6-1.fc33
2021-10-07 17:08:12
debiancve
debiancve
CVE-2021-3634
2021-08-31 17:15:00
debian
debian
[SECURITY] [DSA 4965-1] libssh security update
2021-08-31 14:43:51
cnvd
cnvd
libssh buffer overflow vulnerability (CNVD-2021-71262)
2021-09-02 00:00:00
redhat
redhat
(RHSA-2022:2031) Low: libssh security, bug fix, and enhancement update
2022-05-10 08:14:06
(RHSA-2022:5525) Moderate: Service Binding Operator security update
2022-07-07 10:12:50
(RHSA-2022:4985) Moderate: Cryostat 2.1.1: new Cryostat on RHEL 8 container images
2022-06-09 14:03:48
almalinux
almalinux
Low: libssh security, bug fix, and enhancement update
2022-05-10 08:14:06
cbl_mariner
cbl_mariner
CVE-2021-3634 affecting package libssh 0.9.5-2
2024-04-27 21:06:27
rocky
rocky
libssh security, bug fix, and enhancement update
2022-05-10 08:14:06
ubuntucve
ubuntucve
CVE-2021-3634
2021-08-26 00:00:00
rosalinux
rosalinux
Advisory ROSA-SA-2024-2333
2024-01-30 08:34:02
gentoo
gentoo
libssh: Multiple Vulnerabilities
2023-12-22 00:00:00
oracle
oracle
Oracle Critical Patch Update Advisory - January 2022
2022-01-18 00:00:00

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

7.9 High

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

0.006 Low

EPSS

Percentile

78.3%

JSON
Related for USN-5053-1
nessus16cve1ibm9alpinelinux1osv5openvas12oraclelinux1altlinux1prion1veracode1mageia1freebsd1redhatcve1fedora3debiancve1debian1cnvd1redhat26almalinux1cbl_mariner1rocky1ubuntucve1rosalinux1gentoo1oracle1